28837873527 has 4 divisors (see below), whose sum is σ = 38450498040. Its totient is φ = 19225249016.

The previous prime is 28837873489. The next prime is 28837873567. The reversal of 28837873527 is 72537873882.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28837873527 - 2¹⁶ = 28837807991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28837873567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4806312252 + ... + 4806312257.

It is an arithmetic number, because the mean of its divisors is an integer number (9612624510).

Almost surely, 2^28837873527 is an apocalyptic number.

28837873527 is a deficient number, since it is larger than the sum of its proper divisors (9612624513).

28837873527 is an equidigital number, since it uses as much as digits as its factorization.

28837873527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9612624512.

The product of its digits is 31610880, while the sum is 60.

The spelling of 28837873527 in words is "twenty-eight billion, eight hundred thirty-seven million, eight hundred seventy-three thousand, five hundred twenty-seven".